JP2672521B2 - 画像処理方法 - Google Patents

画像処理方法

Info

Publication number
JP2672521B2
JP2672521B2 JP62234779A JP23477987A JP2672521B2 JP 2672521 B2 JP2672521 B2 JP 2672521B2 JP 62234779 A JP62234779 A JP 62234779A JP 23477987 A JP23477987 A JP 23477987A JP 2672521 B2 JP2672521 B2 JP 2672521B2
Authority
JP
Japan
Prior art keywords
run
word
bit pattern
processing
words
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP62234779A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6478577A (en
Inventor
由明 黒沢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Priority to JP62234779A priority Critical patent/JP2672521B2/ja
Priority to US07/246,117 priority patent/US4926266A/en
Priority to EP19880308599 priority patent/EP0309167A3/de
Publication of JPS6478577A publication Critical patent/JPS6478577A/ja
Application granted granted Critical
Publication of JP2672521B2 publication Critical patent/JP2672521B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction
    • H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
    • H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
    • H04N1/419—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which encoding of the length of a succession of picture-elements of the same value along a scanning line is the only encoding step

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Controls And Circuits For Display Device (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP62234779A 1987-09-21 1987-09-21 画像処理方法 Expired - Lifetime JP2672521B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP62234779A JP2672521B2 (ja) 1987-09-21 1987-09-21 画像処理方法
US07/246,117 US4926266A (en) 1987-09-21 1988-09-16 Method of decoding in run representation
EP19880308599 EP0309167A3 (de) 1987-09-21 1988-09-16 Verfahren zur Decodierung von lauf-dargestellten Bilddaten

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62234779A JP2672521B2 (ja) 1987-09-21 1987-09-21 画像処理方法

Publications (2)

Publication Number Publication Date
JPS6478577A JPS6478577A (en) 1989-03-24
JP2672521B2 true JP2672521B2 (ja) 1997-11-05

Family

ID=16976240

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62234779A Expired - Lifetime JP2672521B2 (ja) 1987-09-21 1987-09-21 画像処理方法

Country Status (3)

Country Link
US (1) US4926266A (de)
EP (1) EP0309167A3 (de)
JP (1) JP2672521B2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2924964B2 (ja) * 1988-09-02 1999-07-26 富士ゼロックス株式会社 画像情報符号化装置、画像情報復号化装置及び画像情報符号化復号化装置
IL95934A (en) * 1989-10-16 1994-03-15 Hughes Aircraft Co Quick decoding of an image
KR920009455B1 (ko) * 1990-11-28 1992-10-16 주식회사 신도리코 팩시밀리와 컴퓨터 시스템간의 화상정보 전송시 프로토콜 제어를 위한 제어정보의 포멧 구조
JP2679423B2 (ja) * 1991-02-05 1997-11-19 日本ビクター株式会社 多次元画像圧縮伸張方式
US5363119A (en) * 1991-05-01 1994-11-08 Atari Games Corporation Scaling processor for raster images
NL9201415A (nl) * 1992-08-06 1994-03-01 Oce Nederland Bv Werkwijze en inrichting voor het coderen en decoderen van digitale beeldgegevens.
EP0597733B1 (de) * 1992-11-13 1998-08-05 Canon Kabushiki Kaisha Vorrichtung zur Bildkodierung
US5615020A (en) * 1993-05-13 1997-03-25 Keith; Michael System and method for fast huffman decoding

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE406407B (sv) * 1975-11-25 1979-02-05 Hell Rudolf Dr Ing Gmbh Forfarande for digital loplengdkodning med redundansreduktion for overforande av binert kodade bildinformationer
JPS6043703B2 (ja) * 1976-02-27 1985-09-30 富士ゼロックス株式会社 ２値信号フアクシミリデ−タ圧縮方式
JPS5816667B2 (ja) * 1976-07-21 1983-04-01 ケイディディ株式会社 フアクシミリ信号のインタ−ライン符号化方式
JPS5564445A (en) * 1978-11-08 1980-05-15 Nec Corp Code converter circuit
JPS5836073A (ja) * 1981-08-27 1983-03-02 Kokusai Denshin Denwa Co Ltd <Kdd> ペアラン符号化方式
JPS5937773A (ja) * 1982-08-26 1984-03-01 Canon Inc ランレングス符号復号装置
JPS59122082A (ja) * 1982-12-27 1984-07-14 Mitsubishi Electric Corp 符号復元装置
US4590521A (en) * 1983-08-19 1986-05-20 Advanced Micro Devices, Inc. Picture element generator for facsimile receiver
US4596039A (en) * 1983-12-30 1986-06-17 International Business Machines Corporation Method for converting an image from a run end or run length representation to a bit map
US4610027A (en) * 1983-12-30 1986-09-02 International Business Machines Corporation Method for converting a bit map of an image to a run length or run end representation
US4646356A (en) * 1984-06-29 1987-02-24 International Business Machines Corporation Method for converting a bit map of an image to a run length or run end representation
JPS61157077A (ja) * 1984-12-28 1986-07-16 Canon Inc 符号情報再生装置
US4800441A (en) * 1986-02-28 1989-01-24 Kabushiki Kaisha Toshiba Binary data compression and expansion processing apparatus

Also Published As

Publication number Publication date
US4926266A (en) 1990-05-15
EP0309167A2 (de) 1989-03-29
JPS6478577A (en) 1989-03-24
EP0309167A3 (de) 1990-10-17

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